CN218361562U - Eye type safety hook and hook tongue punching composite device - Google Patents

Abstract

The application relates to the technical field of eye-type safety hook tongue processing, in particular to a punching and compounding device for eye-type safety hook tongues: the punching die comprises an upper sliding block, a punching punch, a trimming punch and a bottom plate which are arranged from top to bottom, wherein the upper sliding block is fixedly connected with the punching punch, a trimming die is sleeved outside the punching punch, and the trimming die is fixedly connected with the upper sliding block; the bottom plate is fixedly connected with the trimming punch, and a stripper plate is sleeved outside the trimming punch and can vertically lift; the guide post is fixedly arranged on one of the bottom plate and the upper sliding block, the guide sleeve is fixedly arranged on the other of the bottom plate and the upper sliding block, the guide post sleeve is arranged in the guide sleeve and connected in a sliding structure mode, the upper part and the lower part are assembled into a whole in advance by arranging the guide post and the guide sleeve and then connected with the punch press, the split assembly calibration time is reduced, the assembly working efficiency is improved, the accumulation of installation errors can be reduced, and the installation accuracy is improved.

Description

Eye type safety hook and hook tongue punching composite device

The technical field is as follows:

the application relates to the technical field of eye-type safety hook tongue processing, in particular to a punching and compounding device for an eye-type safety hook tongue.

Background art:

when the eye-shaped safety hook tongue is cast, the burrs are formed at the middle position of the periphery of the body and the middle position in the eye shape, and the burrs need to be removed by utilizing a punch press to drive a trimming structure, for example, the national utility model patent with the application number of 202021276518.5 of the company, namely a powerful ring trimming device, the device is suitable for trimming the powerful ring, but the eye-shaped safety hook tongue has more complex outline and higher precision requirement on the trimming device, certain installation errors can be accumulated when the existing device is assembled, the errors seriously influence the removal of the burrs of the eye-shaped safety hook tongue, one side of the burr cannot be completely removed when the trimming work is carried out, and the other side of the eye-shaped safety hook tongue is scrapped because the body is damaged by excessive trimming; and in order to reduce the installation error, the assembly and the calibration are required for many times, the time is wasted, and the efficiency is lower.

The utility model has the following contents:

in order to solve the technical problem, the utility model provides a die-cut set composite of eye type safety hook coupler knuckle, the technical problem of solution is: the eye-shaped safety hook tongue trimming device has the advantages that certain installation errors are accumulated during installation, so that during trimming, the trimming on one side cannot be completely removed, and the trimming on the other side is scrapped due to the fact that the body is damaged by excessive trimming; and in order to reduce the installation error, the assembly and the calibration are required for many times, the time is wasted, and the efficiency is lower. In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the eye-shaped safety hook tongue punching composite device comprises an upper sliding block, a punching punch, a trimming punch and a bottom plate which are arranged from top to bottom, wherein the upper sliding block is fixedly connected with the punching punch, a trimming die is sleeved outside the punching punch, and the trimming die is fixedly connected with the upper sliding block;

the bottom plate is fixedly connected with the trimming punch, and a stripper plate is sleeved outside the trimming punch and can vertically lift;

one of the bottom plate and the upper slide block is fixedly provided with a guide pillar, the other of the bottom plate and the upper slide block is fixedly provided with a guide sleeve, and the guide pillar is sleeved in the guide sleeve and connected in a sliding structure mode.

Furthermore, an upper template is fixedly arranged on the lower end face of the upper sliding block and is fixedly connected with the guide sleeve;

the guide post is fixedly connected with the bottom plate.

Furthermore, a fastening plate is fixedly arranged on the lower end face of the upper template, and the fastening plate is fixedly connected with the trimming die and the punching punch; a material returning inner core is vertically arranged in the through hole of the trimming die in a sliding structure mode and is connected with the fastening plate through a bolt,

furthermore, the upper part of the material returning inner core is provided with a material returning rod, and the top of the material returning rod penetrating through the fastening plate is provided with a knock-off rod.

Furthermore, the material returning plate is connected with the bottom plate through a spring.

Furthermore, the outer edge of the through hole on the upper end surface of the stripper plate is provided with a fixed outer ring.

Further, the guide pillar periphery wall is seted up the oil groove.

The beneficial effects of the utility model are that: by arranging the guide pillar and the guide sleeve, the upper part and the lower part are assembled into a whole in advance and then connected with the punch, so that the split assembly and correction time is reduced, the assembly working efficiency is improved, the accumulation of installation errors can be reduced, and the installation precision is improved; through setting up fixed outer lane, can support the overlap of eye type safety coupler knuckle periphery, be convenient for fix eye type safety coupler knuckle fast, improve the work efficiency of side cut.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic perspective view of a part of the components of the present invention.

In the figure:

1. the device comprises a base plate, 2, a trimming punch, 3, a spring, 4, a material plate, 5, an upper sliding block, 6, a material returning inner core, 7, a trimming die, 8, a fastening plate, 9, a guide pillar, 10, a knock-off rod, 11, a punching punch, 12, a fixed outer ring, 13, an upper template, 14, a guide sleeve, 15, a material returning rod, 16 and a guide sleeve.

The specific implementation mode is as follows:

for the purpose, technical solution and advantages of the present invention to be more clear, it is now clear to refer to the attached drawings and the following examples to describe the present invention in further detail, so that the public can better master the method of implementing the present invention, the specific embodiments of the present invention are:

the punching and compounding device for the eye-shaped safety hook and the hook tongue comprises an upper sliding block 5, a punching punch 11, a trimming punch 2 and a bottom plate 1 which are arranged from top to bottom, wherein the upper sliding block 5 is fixedly connected with the punching punch 11, a trimming die 7 is sleeved outside the punching punch 11, and the trimming die 7 is fixedly connected with the upper sliding block 5.

Specifically, an upper template 13 is fixedly arranged on the lower end face of the upper slide block 5, and the upper template 13 is fixedly connected with a guide sleeve 16; bottom plate 1 links to each other with side cut drift 2 is fixed, and 2 overcoat of side cut drift are equipped with material returned plate 4, and material returned plate 4 is connected through spring 3 with bottom plate 1, and material returned plate 4 can be followed vertical lift for reject the overlap of outer lane on side cut drift 2.

It should be noted that the lower end face of the upper template 13 is fixedly provided with a fastening plate 8, and the fastening plate 8 is fixedly connected with the trimming die 7 and the punching punch 11; and a material returning inner core 6 is vertically arranged in the through hole of the trimming die 7 in a sliding structure mode, and the material returning inner core 6 is connected with the fastening plate 8 through a bolt.

Furthermore, the upper part of the material returning inner core 6 is provided with a material returning rod 15, the material returning rod 15 penetrates through the top of the fastening plate 8 to be provided with a striking rod 10, and part of flash clamped on the punching punch 11 is removed through the material returning inner core 6.

One of the bottom plate 1 and the upper sliding block 5 is fixedly provided with a guide post 9, the other of the bottom plate 1 and the upper sliding block 5 is fixedly provided with a guide sleeve 16, the guide post 9 is sleeved in the guide sleeve 16 and connected in a sliding structure mode, and the guide post 9 is fixedly connected with the bottom plate 1. Through setting up guide pillar 9 and guide pin bushing 16, assemble into an organic whole in advance with upper portion spare part and lower part spare part, be connected with the punch press again, reduced the components of a whole that can function independently group to proofread time, improved the work efficiency of group, can also reduce the accumulation of installation error, improve the installation accuracy.

Furthermore, the outer edge of the through hole in the upper end face of the stripper plate 4 is provided with the fixed outer ring 12 which can support the flash on the periphery of the eye-shaped safety coupler knuckle, so that the eye-shaped safety coupler knuckle can be quickly fixed conveniently, the working efficiency of trimming is improved, a groove does not need to be formed in the trimming punch 2, and the structure is simple and easy to realize.

An oil groove 14 is formed in the peripheral wall of the guide post 9, so that lubricating oil is stored in the guide post guide sleeve to play a lubricating role.

The utility model discloses a theory of operation and working process as follows: the cast eye-shaped safety coupler knuckle with the flash is placed on the fixed outer ring 12, the punch is started, the punch flywheel drives the upper die to move downwards through the upper sliding block 5, the upper die descends until the material returning inner core 6 is in contact with the eye-shaped safety coupler knuckle with the flash, the material returning inner core 6 is supported by the eye-shaped safety coupler knuckle to move upwards, the trimming die 7 and the punching punch 11 continue to descend at the moment, the material returning plate 4 moves downwards under the pressure, meanwhile, a gap is formed between the trimming die 7 and the trimming punch 2, and the trimming die 7 and the trimming punch are matched with each other to cut off the flash outside the eye-shaped safety coupler knuckle.

The material returning inner core 6 moves upwards to drive the material returning rod 15 to move upwards, the material returning rod 15 pushes the striking rod 10 to move upwards, the striking rod 10 moves upwards to contact with a cross rod of a punch press and then descends, the striking rod 10 descends to press the material returning rod 15 to eject, the material returning rod 15 pushes the punching punch 11, a gap is formed between the punching punch 11 and the trimming punch 2, the punching punch 11 moves downwards to punch off inner flashes of the eye-shaped safety coupler knuckle, the inner flashes fall off after passing through the trimming punch 2, at the moment, the material returning plate 4 rebounds under the support of the spring 3 to peel off the outer flashes from the eye-shaped safety coupler knuckle, and a movement cycle is completed.

In describing the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "front", "rear", "lower left", "upper right", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. While the invention has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of this description, will appreciate that other embodiments can be devised which do not depart from the scope of the invention as described herein.

Claims (7)

1. The punching and compounding device for the eye-shaped safety hook tongue is characterized by comprising an upper sliding block (5), a punching punch (11), a trimming punch (2) and a bottom plate (1), wherein the upper sliding block (5) is fixedly connected with the punching punch (11), a trimming die (7) is sleeved outside the punching punch (11), and the trimming die (7) is fixedly connected with the upper sliding block (5);

the bottom plate (1) is fixedly connected with the trimming punch (2), the trimming punch (2) is sleeved with a stripper plate (4), and the stripper plate (4) can vertically lift;

one of the bottom plate (1) and the upper sliding block (5) is fixedly provided with a guide post (9), the other one of the bottom plate (1) and the upper sliding block (5) is fixedly provided with a guide sleeve (16), and the guide post (9) is sleeved in the guide sleeve (16) and connected in a sliding structure mode.

2. The eye-safe hook and knuckle die-cut composite device of claim 1, wherein: an upper template (13) is fixedly arranged on the lower end face of the upper sliding block (5), and the upper template (13) is fixedly connected with the guide sleeve (16);

the guide post (9) is fixedly connected with the bottom plate (1).

3. The eye-safe hook and knuckle die-cut composite device of claim 2, wherein: a fastening plate (8) is fixedly arranged on the lower end face of the upper template (13), and the fastening plate (8) is fixedly connected with the trimming die (7) and the punching punch (11); and a material returning inner core (6) is vertically arranged in the through hole of the trimming die (7) in a sliding structure mode, and the material returning inner core (6) is connected with the fastening plate (8) through a bolt.

4. The eye-safe hook and knuckle die-cut composite device of claim 3, wherein: the upper part of the material returning inner core (6) is provided with a material returning rod (15), and the top of the material returning rod (15) penetrating through the fastening plate (8) is provided with a knock-off rod (10).

5. The eye-safe hook and knuckle die-cut composite device of claim 1, wherein: the material returning plate (4) is connected with the bottom plate (1) through a spring (3).

6. The eye-safe hook and knuckle die-cut composite device of claim 1 or 5, wherein: the outer edge of the through hole on the upper end surface of the material returning plate (4) is provided with a fixed outer ring (12).

7. The eye-safe hook and knuckle die-cut composite device of claim 1 or 2, wherein: an oil groove (14) is arranged on the outer peripheral wall of the guide post (9).

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